Username - This will be the part of your email address before the @ sign. For example, if the email address is user@yourdomain.com, mention user in this field.

Password - Type your Email Account's password.

Choose the data to be synchronized - Mail, Contacts, Calendars and/or Reminders. Only the selected options will be synchronized with the Server.

You can now access your Enterprise Email Account from the Mail option on your iPhone.

The iPhone Calendar now displays the events created through the Email Account's webmail. This also supports reverse synchronization, wherein creating an event from your iPhone will publish the information on the webmail's
Calendar too.

This configuration also synchronizes your contacts from the webmail's Address Book with your iPhone's Contacts.